Biology · Systematics and Evolution
The pairwise distance matrix of five species A to E is given below: Species A B C D E A 0 - - - - B 2 0 - - - C 6 5 0 - - D 10 4 8 0 - E 8 6 4 3 0 If the UPGMA clustering method is used to construct a phylogenetic tree, which of the following represents the correct grouping sequence of the species?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1((A, B), C), (D, E)
- 2((C, D), E), (A, B)
- 3((A, C), B), (D, E)
- 4((D, E), C), (A, B)✓
Correct answer
((D, E), C), (A, B)
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